Muon 50 ND sea to summit you still get the zero-drop

you still get the zero-drop design and Altra's roomiest toe box

Twelve stainless steel spikes per foot for aggressive grip on ice and packed snow

3L Hydration Bladder Features

Functions as a protective insert inside a bag or as a standalone waterproof carry solution

Muon 50 ND sea to summit you still get the zero-dropDesigned for long distance trekking and thru hiking, the Muon backpack helps you cut weight without sacrificing performance. Its tough, UV resistant fabric stands up to the demands of the trail, while the lightweight design keeps you moving comfortably mile after mile. This ND (narrow dimensions) version of the Muon backpack has been tailored with a narrower fit, making it especially well suited for women or individuals with smaller frames. A simple,